Southern California Mobile Diesel Smoke Check

 SMOKE EMISSIONS MEAN:

- HIGHER OPERATING COSTS

- LOWER FUEL ECONOMY

- HIGHER MAINTENANCE COSTS

- SHORTER ENGINE LIFE

SMOKE EMISSION PROBLEMS RESULT FROM:

- clogged, worn or mismatched fuel injector

- faulty fuel injection pump

- defective or maladjusted puff limiter

- low air box pressure

- improperly adjusted valve lash or governor

- air manifold leaks

- malfunctioning turbocharger

- restricted air filter

- improper injection timing

- malfunctioning aftercoolers

- maladjusted fuel rack

- defective air fueler controller

- poor fuel quality

- improper driving gear

DARK BLACK SMOKE

Incomplete combustion

BLUE SMOKE

Unburned engine oil mixed in the exhaust- usually due to worn piston rings, cylinder liner, valve guides or other components

Droplets of unburned liquid fuel and water vapor, occurs typically at start-up or idle